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Crawl Space Repair in Seatac, WA

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Crawl space repair is crucial for homeowners in Seatac, particularly due to the area's humid climate and clay soils that can lead to moisture-related issues. Problems such as sagging floors, mold growth, and high humidity can compromise the structural integrity of your home. Our expert solutions include crawl space encapsulation, installation of sump pumps, and Intellijack™ Crawl Space Supports to effectively address these challenges and ensure a dry, healthy environment beneath your home.

For over two decades, our company has been a trusted name in home repair services throughout Seatac. Our A+ rating from the BBB reflects our dedication to providing quality service and exceptional results. We offer free in-home inspections and personalized quotes through our certified field inspectors, ensuring that you receive tailored guidance for your specific needs. Choose our experienced team to protect your home and enhance its overall stability.

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Groundworks is Seatac's Crawl Space Repair Expert

Serving Seatac and the surrounding areas
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Recent Work Completed Near You

8,744 crawl spaces repaired by the Seattle branch

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Why your neighbors trust Groundworks

We've earned 483 five star reviews.

"Gardner Kerin came to my house and did a thorough inspection of our house, he is pretty patient and offered lots of good advice on how we should maintain it going forward! Highly recommend!"

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Our in-house crews are certified and local to your area.

Our work comes with a nationally backed warranty.

Types of Crawl Space Damage in Seatac

Common Causes of your Crawl Space Problems in Seatac

Moisture and Humidity

Excess moisture in your crawl space can lead to mold growth, wood rot, and structural damage over time.

Groundwater Seepage

Poor drainage or leaking pipes can lead to standing water in your crawl space, potentially causing mold growth and compromising structural integrity.

Poor Ventilation

Open vents in your crawl space allow humid air to enter, leading to condensation, mold, and long-term moisture damage.

Pest Infestations

Damp or unsealed crawl spaces create an inviting environment for rodents, termites, and other pests, leading to structural damage and contamination.

Soil Settlement

Shifting soil beneath your home can lead to foundation settlement, causing sagging floors and damage to crawl space supports.

Foundation Cracks

Cracks in crawl space foundation walls allow water, pests, and unconditioned air to enter, causing moisture and structural issues.

High Energy Bills

Poorly sealed or damaged crawl spaces can increase heating and cooling costs due to energy loss.

Stack Effect

Damage in your crawl space allows mold and odors to spread into your home. Repairing the crawl space prevents this, improving your air quality and living environment.

Climate Conditions

Heavy rains or drought can shift the soil beneath your home, leading to sagging floors or structural damage in your crawl space. Repairing these issues restores stability and protects your home from further problems.

Crawl Space Repair Solutions We Provide For You in Seatac

Create Solid Floors for Strong Homes

What We Do

  • Examine your crawl space closely
  • Determine the reason for joist failure
  • Make a plan to repair and stabilize

What We Use

 Floor Jacks Learn More

Control Groundwater Seepage

What We Do

  • Identify leakage sources
  • Consider your home's unique needs
  • Install a reliable drainage system

What We Use

 Drainage System Learn More
Drainage Matting Learn More
Sump Pump Learn More

Change the Environment

What We Do

  • Recognize ventilation insufficiences
  • Offer options for moisture control
  • Regulate humidity levels effectively

What We Use

 Vapor Barrier Learn More
Dehumidifier Learn More
Crawl Space Doors Learn More

Properly Insulate the Home

What We Do

  • Diagnose insulation concerns
  • Take expert measurements
  • Deliver lasting thermal protection

What We Use

 Insulation Learn More

Our Other Services in Seatac

basement repair
Basement Repair
basement waterproofing
Basement Waterproofing
concrete lifting
Concrete Lifting
crawl space encapsulation
Crawl Space Encapsulation
driveway repair
Driveway Repair
foundation repair
Foundation Repair

Our Groundworks' Seatac Office Serves You

Our Address

18915 16th Ave S, SeaTac, Washington 98188

Contact Us

(855) 976-0804

About Us

Meet our Seatac team, see our
service area, and get financing details
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Proudly Serving Seatac and Surrounding Areas

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Trust the experts at Groundworks

How it works

Straightforward and simple process

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Schedule an
inspection

Upon arrival, our Inspector will introduce themselves and chat with you about the problems you're experiencing. Based on the information you provide them, they'll then create a plan of action to examine your home inside and out.

Receive a detailed repair plan and quote icon

Receive a detailed
repair plan and quote

Once the inspection is complete, the Inspector will sit with you and present their findings. And because we provide same-day estimates, you'll have all the cost and financing information you need to make a decision right away.

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Get the work done
when you're ready

When you're ready to move forward with repairs, we'll help you choose an installation date that works for your schedule, and notify our Installation team immediately of the upcoming work.